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295001 (2008 EM39)
Classification: Main-belt Asteroid          SPK-ID: 2295001
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1975804467800886 4.1059e-08  
a 2.273393554959152 1.5962e-08 au
q 1.824215440663349 8.7812e-08 au
i 4.716934154886475 4.2924e-06 deg
node 260.7626923661755 7.9152e-05 deg
peri 337.1068285721985 8.0922e-05 deg
M 151.5206104011211 1.9006e-05 deg
tp 2458473.537666016467
(2018-Dec-21.03766602)
6.4074e-05 TDB
period 1252.017397051538
3.43
1.3186e-05
3.61e-08
d
yr
n .2875359406728604 3.0284e-09 deg/d
Q 2.722571669254956 1.9116e-08 au
  Orbit Determination Parameters
   # obs. used (total)      281  
   data-arc span      7847 days (21.48 yr)  
   first obs. used      1998-05-22  
   last obs. used      2019-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56937  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 18:30:15  

Additional Information
 Earth MOID = .81314 au 
 Jupiter MOID = 2.29482 au 
 T_jup = 3.580 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO437319  

295001 (2008 EM39)          Discovered 2008-Mar-04 by CSS at Catalina
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Alternate Designations
 2008 EM39 = 2009 SE189 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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